diff --git a/.travis.yml b/.travis.yml
index 77316769..818ae330 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -28,7 +28,7 @@ install:
 # valgrind
  - if [ "$TRAVIS_OS_NAME" == "linux" ]; then wget http://valgrind.org/downloads/valgrind-3.12.0.tar.bz2 && tar xjf valgrind-3.12.0.tar.bz2 && cd valgrind-3.12.0 && ./configure --prefix=${BASE}/usr > /dev/null && make -j3 > /dev/null && make install > /dev/null && cd ..; fi
 # boost
- - if [ "$BOOST" == "ON" ]; then wget http://sourceforge.net/projects/boost/files/boost/1.63.0/boost_1_63_0.zip && unzip -q boost_1_63_0.zip && cd boost_1_63_0 && ./bootstrap.sh && ./b2 -j3 --prefix=${BASE}/usr --with-chrono --with-context --with-system --with-timer address-model=${ARCH} install > /dev/null && cd ..; fi
+ - if [ "$BOOST" == "ON" ]; then wget http://sourceforge.net/projects/boost/files/boost/1.66.0/boost_1_66_0.zip && unzip -q boost_1_66_0.zip && cd boost_1_66_0 && ./bootstrap.sh && ./b2 -j3 --prefix=${BASE}/usr --with-chrono --with-context --with-system --with-timer address-model=${ARCH} install > /dev/null && cd ..; fi
  - if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo ln -s /usr/include/x86_64-linux-gnu/zconf.h /usr/include; fi
 
 matrix:
diff --git a/example/boost/asio_send_recv.cpp b/example/boost/asio_send_recv.cpp
index 4d4a71e7..a730141d 100644
--- a/example/boost/asio_send_recv.cpp
+++ b/example/boost/asio_send_recv.cpp
@@ -70,13 +70,22 @@ int main() {
     // Client
     auto host = "localhost";
     boost::asio::ip::tcp::resolver r(ios);
+
+#if BOOST_VERSION < 106600
     boost::asio::ip::tcp::resolver::query q(host, boost::lexical_cast<std::string>(port));
     auto it = r.resolve(q);
+    boost::asio::ip::tcp::resolver::iterator end;
+#else  // BOOST_VERSION < 106600
+    auto eps = r.resolve(host, boost::lexical_cast<std::string>(port));
+    auto it = eps.begin();
+    auto end = eps.end();
+#endif // BOOST_VERSION < 106600
+
     boost::asio::ip::tcp::socket cs(ios);
     boost::asio::async_connect(
         cs,
-
         it,
+        end,
         [&]
         (boost::system::error_code const& e, boost::asio::ip::tcp::resolver::iterator) {
             if (e) {
diff --git a/example/boost/asio_send_recv_zlib.cpp b/example/boost/asio_send_recv_zlib.cpp
index f9d3c31e..885e8807 100644
--- a/example/boost/asio_send_recv_zlib.cpp
+++ b/example/boost/asio_send_recv_zlib.cpp
@@ -136,13 +136,24 @@ int main() {
 
     // Client
     auto host = "localhost";
+
     boost::asio::ip::tcp::resolver r(ios);
+
+#if BOOST_VERSION < 106600
     boost::asio::ip::tcp::resolver::query q(host, boost::lexical_cast<std::string>(port));
     auto it = r.resolve(q);
+    boost::asio::ip::tcp::resolver::iterator end;
+#else  // BOOST_VERSION < 106600
+    auto eps = r.resolve(host, boost::lexical_cast<std::string>(port));
+    auto it = eps.begin();
+    auto end = eps.end();
+#endif // BOOST_VERSION < 106600
+
     boost::asio::ip::tcp::socket cs(ios);
     boost::asio::async_connect(
         cs,
         it,
+        end,
         [&]
         (boost::system::error_code const& e, boost::asio::ip::tcp::resolver::iterator) {
             if (e) {